For years I thought my only options were dual booting or using a clunky virtual machine. Dual boot meant constant reboots, and VirtualBox ate my RAM. Then I discovered Windows Subsystem for Linux 2, and honestly it changed how I work. Now I run a complete Ubuntu desktop right next to my Windows applications. I can code in a native Linux environment, test web servers, and even fire up Linux-only GU
A few years ago I solved 200 LeetCode problems and still froze on Mediums I hadn't seen. The breakthrough wasn't another hundred problems. It was a different loop. A problem asks for the longest substring with at most K distinct characters. You've solved sliding window before. Maximum sum subarray of size K, done. Longest substring without repeating characters, done. This third one stalls you. Twe